81012188

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{659}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 144273360

約数和(自身を除く): 63261172

約数列:

[1, 2, 4, 73, 146, 292, 421, 659, 842, 1318, 1684, 2636, 30733, 48107, 61466, 96214, 122932, 192428, 277439, 554878, 1109756, 20253047, 40506094, 81012188]

約数ペア:

[(1, 81012188), (2, 40506094), (4, 20253047), (73, 1109756), (146, 554878), (292, 277439), (421, 192428), (659, 122932), (842, 96214), (1318, 61466), (1684, 48107), (2636, 30733)]